Grandstream GSC-3505 1-Way Public Address SIP Speaker
One Way SIP Intercom speaker no MIC
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One Way SIP Intercom speaker no MIC
High Definition Color PoE IP Phone (4-Line)
1000base-SX SFP Module, LC Connector, Multi mode 850nm Fiber up to 220/ 550m, DDMI support
Powerline up to 2400 Mbps , Ethernet up to 1000 Mbps , ITU-T G.hn G.9963 Standard , IEEE 1905.1 Standard , IEEE 802.3/u/ab 10/100/1000BASE-T , 1 x 10/100/1000 Mbps RJ-45 connector , 100 to 240V AC, 50/60 Hz Power rating , Max Range up to 500 m Over Power Line , 2 MHz ~ 80MHz Frequency Band , 128-bit AES Encryption
9U Six-Slot Modular Core Switch,2 modular fan slots (2 fan modules are equipped by default)
Two Way SIP Intercom speaker w/MIC
High Definition Touch Color Screen Smart Media Android SIP Conference Phone
1000Base-LX SFP Module, LC Connector, Singlemode 1310nm 10km, DDMI support
4U Three-Slot Modular Core Switch,1 modular fan slots 1 fan modules are equipped by default)
HD Intercom and Facility Control Station,7" LCD Touch Screen with PoE & WiFi, 4 alarm input and 1 alarm output
2 SIP account, 2 lines Essential IP Phone 10/100 Mbps , Support GDMS Cloud , 5-way audio conferencing , + Adapter , HD Voice G.722(wide-band), OPUS
1000Base-T SFP Module to RJ45 (Max Transmission distance: 100m)